20147987538

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1277}}^1\times {\mathrm{125219}}^1$

素因数の和:126511

約数の個数: 48

約数和(自身を含む): 49929721920

約数和(自身を除く): 29781734382

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1277, 2554, 3831, 7662, 8939, 11493, 17878, 22986, 26817, 53634, 80451, 125219, 160902, 250438, 375657, 751314, 876533, 1126971, 1753066, 2253942, 2629599, 5259198, 7888797, 15777594, 159904663, 319809326, 479713989, 959427978, 1119332641, 1439141967, 2238665282, 2878283934, 3357997923, 6715995846, 10073993769, 20147987538]

約数ペア:

[(1, 20147987538), (2, 10073993769), (3, 6715995846), (6, 3357997923), (7, 2878283934), (9, 2238665282), (14, 1439141967), (18, 1119332641), (21, 959427978), (42, 479713989), (63, 319809326), (126, 159904663), (1277, 15777594), (2554, 7888797), (3831, 5259198), (7662, 2629599), (8939, 2253942), (11493, 1753066), (17878, 1126971), (22986, 876533), (26817, 751314), (53634, 375657), (80451, 250438), (125219, 160902)]